CN211816683U

CN211816683U - Leak-proof drainer

Info

Publication number: CN211816683U
Application number: CN201921971304.7U
Authority: CN
Inventors: 阮吉根
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-10-30
Anticipated expiration: 2029-11-14

Abstract

The utility model relates to a leak protection hydrophone down, including hydrophone body and downcomer down, the hydrophone body includes that the top outwards extends the body that forms along turning over and turning over following, and the cover is equipped with seal cover and lower seal cover on the body, and the external screw thread, its characterized in that have been seted up to the lower part of body: the external thread of the lower part of the pipe body is also screwed with a fastening connecting sleeve, and the sewer pipe is connected with the lower end of the fastening connecting sleeve; the upper part of the lower sealing sleeve is of a conical structure, and a sealing convex ring is arranged on the conical outer wall of the lower sealing sleeve; the utility model discloses carry out appropriate improvement to current structure, adopt fastening connection cover to connect soon on the body, the water hose under the adapter sleeve lower extreme connection, set up simultaneously at lower seal cover inner wall and join in marriage the screw thread of guaranteeing with the external screw thread, set up the bulge loop on seal cover outside inclined plane down to avoid the emergence of the infiltration condition.

Description

Leak-proof drainer

Technical Field

The utility model relates to a launching device, in particular to a leakage-proof launching device.

Background

The counter basin discharges sewage into a sewer pipe through a drainer, the drainer generally comprises a drainer body and a core body, wherein the drainer body is hollow; the drainer body comprises a turning edge at the top and a pipe body below the turning edge, the thicknesses of different counter basins are different, so that the thicknesses of the lower water holes are different, and in order to adapt to the counter basins with different specifications, the conventional drainer body is provided with external threads from the lower part of the turning edge of the pipe body to the side wall combining part below the overflow hole; the pipe body is sleeved with an upper sealing sleeve, a lower sealing sleeve and a fastening nut, wherein the fastening nut is matched with the external thread; during installation, the drainer body with the upper sealing ring is inserted from the upper port of the lower water hole of the counter basin, the lower sealing ring is sleeved on the pipe body and abuts against the lower port of the lower water hole of the counter basin, and finally the lower sealing ring is screwed and fixed by the fastening nut; because the thread is arranged to the lower edge of the overflow port, part of the thread is positioned in the lower water hole of the counter basin, and the sealing ring cannot be tightly matched with the thread, so that sewage can leak from the thread, and the problem of water leakage is caused; in addition, because the inner wall of the lower water hole of the counter basin is not smooth enough, when the lower sealing sleeve is matched with the lower end of the lower water hole, the possibility of water seepage in a gap exists, and the reliability is not ideal enough.

SUMMERY OF THE UTILITY MODEL

For overcoming the not enough of above-mentioned technique, the utility model aims to provide a leak-proof hydrophone down carries out appropriate improvement to current structure, adopts fastening connection cover to connect soon on the body, and the water hose is joined in marriage to the adapter sleeve lower extreme, adds simultaneously at lower seal cover inner wall and joins in marriage the screw thread of guaranteeing with the external screw thread, sets up the bulge loop on seal cover outside inclined plane down simultaneously to avoid the emergence of the infiltration condition.

The following technical scheme is adopted for achieving the purpose:

the utility model provides a leak protection hydrophone, includes hydrophone body and downcomer down, and the hydrophone body includes that the top outwards extends the body that forms below the edge of turning over and turning over the edge, and the cover is equipped with seal cover and lower seal cover on the body, and the external screw thread, its characterized in that have been seted up to the lower part of body: the external thread of the lower part of the pipe body is also screwed with a fastening connecting sleeve, and the sewer pipe is connected with the lower end of the fastening connecting sleeve; the upper part of the lower sealing sleeve is of a conical structure, and a sealing convex ring is arranged on the conical outer wall of the lower sealing sleeve.

The bottom of the lower seal sleeve is matched with the top plane of the fastening connection sleeve; the top surface of the fastening connecting sleeve is provided with an annular groove, the outer diameter of the annular groove is matched with the diameter of the lower sealing sleeve, and an annular convex ring is formed on the periphery of the annular groove.

The inner diameter of the inner wall of the fastening connecting sleeve, which is close to the upper port, is slightly larger than the inner diameter of the lower part, and the part is not provided with internal threads.

The inner wall of the lower sealing sleeve is provided with an internal thread matched with the external thread,

the conical outer wall of the lower sealing sleeve is provided with a plurality of sealing convex rings.

The lower part of the upper sealing sleeve is of an inverted cone structure, and a sealing convex ring is also arranged on the conical outer wall of the lower part of the upper sealing sleeve.

The lower end of the fastening connecting sleeve is provided with a connecting interface, the sewer pipe comprises a connecting pipe and a telescopic hose of a body structure, the lower end of the connecting pipe is connected with the telescopic hose, the upper end port of the connecting pipe is connected with the connecting interface, and the upper end port of the connecting pipe is connected with the connecting interface through a clamping structure.

The utility model adds the internal thread on the inner wall of the lower sealing sleeve, and sets the sealing convex ring on the conical outer wall of the lower sealing sleeve, the internal thread is in interference fit with the external thread of the pipe body, the water external thread of the flow-benefiting opening of the pipe body leaks, the sealing convex ring on the conical outer wall can avoid the leakage problem caused by poor sealing between the lower sealing sleeve and the end opening of the lower water hole due to the unsmooth surface of the lower water hole of the counter basin, and the sealing convex ring is extruded to deform at the unsmooth part of the lower water hole to ensure the sealing effect between the lower sealing sleeve and the lower; in addition, the sewer pipe of the utility model is connected on the fastening connecting sleeve, but not on the lower end of the pipe body, even if the thread part under the pipe body leaks, the leaking water can not only enter the fastening connecting sleeve to be discharged from the sewer pipe, and can not overflow; the utility model discloses concrete rational in infrastructure, the effectual characteristics of leak protection.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 3 is a schematic view of the internal structure of a second embodiment of the present invention;

figure 4 is a cross-sectional view of the lower seal cartridge of the present invention.

Detailed Description

As shown in fig. 1, a leakage-proof drainer comprises a drainer body 1 and a sewer pipe, wherein the drainer body 1 comprises a turned edge 11 formed by extending the top outwards and a pipe body 12 below the turned edge, an overflow hole 13 is arranged on the pipe body 12, an upper sealing sleeve 3 and a lower sealing sleeve 4 are sleeved on the pipe body 12, an external thread 121 is arranged on the lower part of the pipe body, a fastening connecting sleeve 5 is screwed on the external thread 121 on the lower part of the pipe body 12, the sewer pipe is directly connected to the lower end of the pipe body (the sewer pipe is not shown in fig. 1), the upper part of the lower sealing sleeve 4 is of a conical structure, a sealing convex ring 41 is arranged on the conical outer wall of the lower sealing sleeve 4, and an internal thread 42; the inner wall of the lower sealing sleeve 4 of the utility model is provided with an internal thread 42 matched with the external thread 121, the lower part of the upper sealing sleeve 3 is of an inverted cone structure, and the conical outer wall of the lower part of the upper sealing sleeve 3 is also provided with a sealing convex ring 41; the sealing convex ring on the conical outer wall of the lower sealing sleeve 4 can avoid the leakage problem caused by poor sealing between the lower sealing sleeve and the port of the lower water hole due to the unsmooth surface of the lower water hole of the counter basin, and the sealing convex ring is extruded to deform at the unsmooth part of the lower water hole to ensure the sealing effect between the lower sealing sleeve and the lower water hole; the inner wall of the lower sealing sleeve 4 is additionally provided with the internal thread 42, and the internal thread 42 is in interference fit with the external thread 121 of the pipe body, so that water at the beneficial flow port of the pipe body is prevented from leaking from the external thread.

The utility model discloses can also adopt the second kind of implementation mode, as shown in fig. 2-4, a leak protection hydrophone, including hydrophone body 1 and downcomer 2 down, hydrophone body 1 includes that the top extends outward and forms turns over along 11 and turns over the body 12 below along, is provided with overflow hole 13 on the body 12, the body 12 is overlapped and is equipped with upper seal cover 3 and lower seal cover 4, the lower part of body has seted up external screw thread 121, the external screw thread 121 department of the lower part of body 12 still connect with fastening connection sleeve 5 soon, downcomer 2 be the lower extreme of direct connection fastening connection sleeve 5, lower seal cover 4 upper portion is the toper structure, be provided with sealed bulge loop 41 on the toper outer wall of lower seal cover 4, lower seal cover 4 bottom and fastening connection sleeve 5 top plane cooperation; an annular groove 51 is formed in the top surface of the fastening connecting sleeve, the outer diameter of the annular groove 51 is matched with the diameter of the bottom of the lower sealing sleeve 4, and an annular convex ring 52 is formed on the periphery of the annular groove 51; the inner diameter of the inner wall of the fastening and connecting sleeve 5 near the upper port is slightly larger than the inner diameter of the lower part, the part is not provided with internal threads, and the inner wall of the fastening and connecting sleeve below the part is provided with internal threads 42.

The lower end of the fastening connecting sleeve 5 is provided with a connecting interface 53, the sewer pipe 2 comprises a connecting pipe 21 and a telescopic hose 22 which are of a body structure, the lower end of the connecting pipe 21 is connected with the telescopic hose 22, the upper end port of the connecting pipe is connected with the connecting interface, and the upper end port of the connecting pipe 21 is connected with the connecting interface 53 through a clamping structure.

The sealing convex ring is arranged on the conical outer wall of the lower sealing sleeve, the sealing convex ring on the conical outer wall can avoid the leakage problem caused by poor sealing between the lower sealing sleeve and the lower water hole port due to the unsmooth surface of the lower water hole of the counter basin, and the sealing convex ring is extruded to deform at the unsmooth part of the lower water hole to ensure the sealing effect between the lower sealing sleeve and the lower water hole; additionally the utility model discloses downcomer connection is on fastening connecting sleeve, and non-body lower extreme, even the seepage appears in screw thread department under the body, because the external diameter of annular groove 51 and the diameter phase-match of seal cover 4 bottoms down, form annular bulge loop 52 in annular groove 51's periphery, the inside and follow downcomer discharge of fastening connecting sleeve can not only be entered into to the percolating water yet, can not overflow out to play the leak protection effect.

Claims

1. The utility model provides a leak protection hydrophone, includes hydrophone body (1) and downcomer (2) down, hydrophone body (1) includes that the top outwards extends the turn over along (11) that forms and turn over body (12) below along, and the cover is equipped with seal cover (3) and lower seal cover (4) on body (12), and external screw thread (121), its characterized in that have been seted up to the lower part of body: a fastening connecting sleeve (5) is further screwed at the external thread (121) at the lower part of the pipe body (12), and the sewer pipe (2) is connected to the lower end of the fastening connecting sleeve (5) or the pipe body (12); the upper part of the lower sealing sleeve (4) is of a conical structure, and a sealing convex ring (41) is arranged on the conical outer wall of the lower sealing sleeve (4).

2. A leak resistant drainer as claimed in claim 1, wherein: the bottom of the lower sealing sleeve (4) is matched with the top plane of the fastening connecting sleeve (5); an annular groove (51) is formed in the top surface of the fastening connecting sleeve, the outer diameter of the annular groove (51) is matched with the diameter of the bottom of the lower sealing sleeve (4), and an annular convex ring (52) is formed on the periphery of the annular groove (51).

3. A leak resistant drainer as claimed in claim 2, wherein: the inner diameter of the inner wall of the fastening connecting sleeve (5) close to the upper port is slightly larger than the inner diameter of the lower part, and the part is not provided with internal threads (42).

4. A leak resistant drainer as claimed in claim 1, wherein: the inner wall of the lower sealing sleeve (4) is provided with an internal thread (42) matched with the external thread (121).

5. A leak resistant drainer as claimed in claim 1, wherein: the conical outer wall of the lower sealing sleeve (4) is provided with a plurality of sealing convex rings (41).

6. A leak resistant drainer as claimed in claim 1, wherein: the lower part of the upper sealing sleeve (3) is of an inverted cone structure, and a sealing convex ring (41) is also arranged on the conical outer wall of the lower part of the upper sealing sleeve (3).

7. A leak resistant drainer as claimed in claim 1, wherein: the lower end of the fastening connecting sleeve (5) is provided with a connecting interface (53), the sewer pipe (2) comprises a connecting pipe (21) and a telescopic hose (22) which are of a body structure, the lower end of the connecting pipe (21) is connected with the telescopic hose (22), the upper end of the connecting pipe is connected with the connecting interface, and the upper end of the connecting pipe (21) is connected with the connecting interface (53) through a clamping structure.